gfx ~master (2021-03-28T16:54:18Z)

findMemoryTypeIndex

gfx memalloc

Find a memory type index suitable for the given allowedIndexMask and info.

uint
findMemoryTypeIndex
(
in MemoryType[] types
,
in uint allowedIndexMask
,
in AllocOptions options = AllocOptions.init
)

Parameters

types MemoryType[]

the memory types obtained from a device

allowedIndexMask uint

the mask obtained from MemoryRequirements.memTypeMask

options AllocOptions

an optional AllocOptions that will constraint the choice

Return Value

Type: uint

the found index of memory type, or uint.max if none could satisfy requirements

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